- Companies
- Electricians
- Fusion Fire and Security Systems Ltd
Fusion Fire and Security Systems Ltd
- Company number
- 11697519
- Incorporated
- 26 Nov 20187 years trading
- Registered office
- Dorney House, 46-48A High Street, Burnham, Berkshire, SL1 7JP
- Nature of business
- Electrical installation
Fusion Fire and Security Systems Ltd is a 7-year-old private limited company registered in Burnham, company number 11697519, one of the UK's electrical contractors. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £45K (-36.5%) on the year before, to £78K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £160K against £83K owed within a year: 1.9 times cover.
- 7 employees on average, up from 6 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £78K | £160K | £83K | 7 | |
| 30 Nov 2024 | £124K | £180K | £55K | 6 | |
| 30 Nov 2023 | £87K | £159K | £59K | 5 | |
| 30 Nov 2022 | £30K | £75K | £29K | 3 | |
| 30 Nov 2021 | £589 | £39K | £20K | 3 | |
| 30 Nov 2020 | £304 | £38K | £22K | 3 | |
| 30 Nov 2019 | £113 | £29K | £29K | 3 |
Where Fusion Fire and Security Systems Ltd is registered
The registered office is in Burnham (SL1), in the Buckinghamshire local authority area, South East. Show SL1 7JP on a map.
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Also registered at this address
10 other companies use the same registered office as Fusion Fire and Security Systems Ltd.
- Adto Specialist Cleaning Services LtdCleaning companies
- Athena Roofing LimitedRoofers
- Hancox Refurbishments LtdPainters and decorators
- Jervis Holdings LimitedProperty developers
- M Sheers LimitedBuilders
- Powerbell Services LimitedMechanics and garages
- Prime Services (Berkshire) LtdPlumbers and heating engineers
- Richmere Construction LtdBuilders
- Sun Shading Project Installations LimitedSpecialist contractors
- TSL Electrical Services LimitedElectricians
What happens if Fusion Fire and Security Systems Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 11697519
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 November 2018 (7 years ago)
- Registered office
- Dorney House, 46-48A High Street, Burnham, Berkshire, SL1 7JP
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 25 November 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies
Other active electrical contractors.
Frequently asked questions
When are Fusion Fire and Security Systems Ltd's accounts due?
Fusion Fire and Security Systems Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Fusion Fire and Security Systems Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Fusion Fire and Security Systems Ltd still trading?
Fusion Fire and Security Systems Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Fusion Fire and Security Systems Ltd do?
Fusion Fire and Security Systems Ltd is registered under Electrical installation (SIC 43210).
How old is Fusion Fire and Security Systems Ltd?
Fusion Fire and Security Systems Ltd was incorporated on 26 November 2018, 7 years ago.
What is the penalty if Fusion Fire and Security Systems Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Fusion Fire and Security Systems Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.